WILLIAMS PARTNERS L P NEW

CUSIP: 96949L105 Class: COM UNIT LTD PAR

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

Note: Option positions (PUT/CALL) are excluded.

Q2 2018
Shares 177,410 Value ($000) $7,201 Avg Close — Range —
Q1 2018
Shares 119,610 Value ($000) $4,118 Avg Close — Range —
Q4 2017
Shares 225,680 Value ($000) $8,752 Avg Close — Range —
Q3 2017
Shares 225,680 Value ($000) $8,779 Avg Close — Range —
Q2 2017
Shares 208,530 Value ($000) $8,364 Avg Close — Range —
Q1 2017
Shares 240,900 Value ($000) $9,836 Avg Close — Range —
Q4 2016
Shares 251,830 Value ($000) $9,577 Avg Close — Range —
Q3 2016
Shares 202,430 Value ($000) $7,528 Avg Close — Range —
Q2 2016
Shares 107,100 Value ($000) $3,710 Avg Close — Range —
Q4 2015
Shares 86,600 Value ($000) $2,412 Avg Close — Range —
Q3 2015
Shares 74,100 Value ($000) $2,365 Avg Close — Range —